CN211351926U - Improved structure for noise reduction of micro motor - Google Patents
Improved structure for noise reduction of micro motor Download PDFInfo
- Publication number
- CN211351926U CN211351926U CN201922257355.XU CN201922257355U CN211351926U CN 211351926 U CN211351926 U CN 211351926U CN 201922257355 U CN201922257355 U CN 201922257355U CN 211351926 U CN211351926 U CN 211351926U
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- CN
- China
- Prior art keywords
- micro motor
- fixedly connected
- end cover
- noise reduction
- outer shell
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000009467 reduction Effects 0.000 title claims abstract description 16
- 229920000742 Cotton Polymers 0.000 claims abstract description 22
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 8
- 230000009102 absorption Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 210000003934 vacuole Anatomy 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a noise reduction improved structure of a micro motor, which comprises an outer shell, an inner shell is fixedly connected inside the outer shell, a cavity is arranged between the outer shell and the inner shell, a support column is arranged inside the cavity, the upper end and the lower end of the support column are respectively fixedly connected with the outer shell and the inner shell, one side of the support column is provided with a first sound-absorbing cotton, the inner shell is rotatably connected with an output shaft through a bearing, the outer side of the output shaft is fixedly connected with a rotor, the inner wall of the inner shell is fixedly connected with a stator, the two sides of the outer shell are detachably connected with a first end cover and a second end cover, the first end cover is fixedly connected with a second sound-absorbing cotton, the utility model forms a cavity between the outer shell and the inner shell, thereby having good noise reduction effect on the micro motor.
Description
Technical Field
The utility model relates to a micro motor specifically is a micro motor noise reduction improves structure.
Background
The micro motor is a motor with small volume and capacity and output power generally below hundreds of watts, and a motor with special requirements on application, performance and environmental conditions. The device is commonly used in a control system to realize the functions of detecting, resolving, amplifying, executing or converting electromechanical signals or energy, or is used for driving mechanical loads, and can also be used as an alternating current power supply and a direct current power supply of equipment. Such as a magnetic disk drive, a copying machine, a numerical control machine, a robot, etc., employ a micro motor.
However, the noise generated during the operation of the micro motor is the inherent characteristic of the motor, the country has strict standards for noise emission, and the existing conventional motor noise reduction design has insufficient pertinence. Therefore, the noise reduction improved structure of the micro motor is provided.
Disclosure of Invention
The utility model aims at providing a micro motor noise reduction improves structure to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a micro motor noise reduction improves structure, includes the shell body, the interior casing of the inside fixedly connected with of shell body, be provided with the cavity between shell body and the interior casing, the inside support column that is provided with of cavity, both ends respectively with shell body and interior casing fixed connection about the support column, support column one side is provided with the sound cotton of inhaling No. one, the inside output shaft that is connected with through the bearing rotation of interior casing, output shaft outside fixedly connected with rotor, interior inner wall fixedly connected with stator, the shell body both sides can be dismantled and be connected with an end cover and No. two end covers, the sound cotton is inhaled No. two to the inside fixedly connected.
Preferably, the first end cover is a hollow end cover.
Preferably, the concrete quantity of support column and a sound absorption cotton is provided with a plurality of groups and alternate distribution in proper order.
Preferably, the surfaces of the two sides of the first end cover are provided with a plurality of groups of through holes.
Compared with the prior art, the beneficial effects of the utility model are that: 1. the utility model discloses a be provided with the shell body, interior casing makes vacuole formation between shell body and the interior casing and inhale the sound cotton inside being provided with the support column and one number in the cavity to can be fine increase miniature motor casing's thickness, can play fine syllable-dividing effect, inhale the noise that the sound cotton can be fine to the motor operation of sound in the cavity moreover, and the support column has increased the holistic intensity of shell body and interior casing. Thereby having good noise reduction effect on the micro motor.
2. The utility model discloses an it is cotton to be provided with No. two sound absorptions in an end cover is inside, and No. two sound absorptions are cotton can adsorb the noise of micro motor afterbody to adsorb the noise of omnidirectional to micro motor, improved micro motor's silence effect.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is the internal structure schematic diagram of the outer shell and the inner shell of the present invention.
Fig. 3 is a schematic view of the internal structure of the first end cap of the present invention.
In the figure: the sound-absorbing shell comprises an outer shell body 1, an inner shell body 2, a first end cover 3, a rotor 4, a stator 5, a second end cover 6, an output shaft 7, a support column 8, a first sound-absorbing cotton 9, a second sound-absorbing cotton 10 and a cavity 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a micro motor noise reduction improves structure, includes shell body 1, shell body 2 in the 1 inside fixedly connected with of shell body, be provided with cavity 11 between shell body 1 and the interior casing 2, the inside support column 8 that is provided with of cavity 11, both ends respectively with shell body 1 and interior casing 2 fixed connection about the support column 8, support column 8 one side is provided with sound cotton 9 of inhaling, interior casing 2 is inside to be connected with output shaft 7 through the bearing rotation, output shaft 7 outside fixedly connected with rotor 4, interior casing 2 inner wall fixedly connected with stator 5, can dismantle in shell body 1 both sides and be connected with end cover 3 and No. two end covers 6, No. two sound cotton 10 of inhaling of fixedly connected with in the 3 inside of end cover.
Furthermore, the end cover 3 is a hollow end cover, so that the second sound-absorbing cotton 10 can be conveniently installed.
Further, support column 8 and a sound cotton 9 specific quantity of inhaling are provided with a plurality of groups and alternate distribution in proper order, have improved micro motor's whole sound effect of inhaling.
Furthermore, the surfaces of two sides of the first end cover 3 are provided with a plurality of groups of through holes, so that the micro motor can be well cooled.
Specifically, during the use, through being provided with shell body 1, interior casing 2 makes vacuole formation 11 between shell body 1 and the interior casing 2 and inhale sound cotton 9 at cavity 11 inside support column 8 and one of being provided with, thereby can be fine increase miniature motor casing's thickness, can play fine syllable-dividing effect, and inhale the noise that sound cotton 9 can be fine to the motor operation of inhaling in cavity 11 one number, and support column 8 has increased the holistic intensity of shell body 1 and interior casing 2. Thereby play fine noise reduction effect to micro motor to be provided with No. two in that end cover 3 is inside and inhale cotton 10 of sound, inhale cotton 10 of sound No. two and can adsorb the noise of micro motor afterbody, thereby adsorb the noise to micro motor to the omnidirectional, improved micro motor's silence effect.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. An improved noise reduction structure of a micro motor comprises an outer shell (1), an inner shell (2) is fixedly connected inside the outer shell (1), a cavity (11) is arranged between the outer shell (1) and the inner shell (2), a supporting column (8) is arranged in the cavity (11), the upper end and the lower end of the supporting column (8) are respectively fixedly connected with the outer shell (1) and the inner shell (2), a first sound absorption cotton (9) is arranged on one side of the supporting column (8), an output shaft (7) is rotatably connected inside the inner shell (2) through a bearing, the outer side of the output shaft (7) is fixedly connected with a rotor (4), the inner wall of the inner shell (2) is fixedly connected with a stator (5), a first end cover (3) and a second end cover (6) are detachably connected with the two sides of the outer shell (1), no. two sound cotton (10) of inhaling of fixedly connected with in the end cover (3).
2. A noise reduction improved structure of a micro motor according to claim 1, wherein: the first end cover (3) is an end cover with a hollow structure.
3. A noise reduction improved structure of a micro motor according to claim 1, wherein: support column (8) and a sound cotton (9) of inhaling are specifically quantitative to be provided with a plurality of groups and alternate distribution in proper order.
4. A noise reduction improved structure of a micro motor according to claim 1, wherein: the surfaces of two sides of the first end cover (3) are provided with a plurality of groups of through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922257355.XU CN211351926U (en) | 2019-12-17 | 2019-12-17 | Improved structure for noise reduction of micro motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922257355.XU CN211351926U (en) | 2019-12-17 | 2019-12-17 | Improved structure for noise reduction of micro motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211351926U true CN211351926U (en) | 2020-08-25 |
Family
ID=72101035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922257355.XU Expired - Fee Related CN211351926U (en) | 2019-12-17 | 2019-12-17 | Improved structure for noise reduction of micro motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211351926U (en) |
-
2019
- 2019-12-17 CN CN201922257355.XU patent/CN211351926U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221110 Address after: Room H410, No. 15, Tangdong Yunan Road, Tianhe District, Guangzhou, Guangdong 510630 Patentee after: Guangzhou Deshanhang Network Technology Co.,Ltd. Address before: Room 2A032, Innovation and Entrepreneurship Service Center, Jianshe Road, High tech Zone, Zhaoqing City, Guangdong Province, 526238 Patentee before: ZHAOQING ZHONGKAI ELECTROMECHANICAL Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200825 |